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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) (Parentheticals) - USD ($) | 6 Months Ended
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Jun. 30, 2020 | Jun. 30, 2019
Statement Of Financial Position [Abstract] |  |
Common stock issuance costs | $ 0 | $ 9,301

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- Definition The cash outflow for cost incurred directly with the issuance of an equity security. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585 + Details
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- References No definition available. + Details
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